Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 9 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 09/30/2025   23:17:04   (  -0.28,  61.34) (  -0.04,  60.34)  114.07                80
 10/01/2025   22:55:35   (  -0.32,  61.35) (  -1.15,  64.90)  405.64                80
 10/03/2025   11:20:00   (   0.25,  61.38) (  -0.13,  59.70)  191.92                80
 10/04/2025   10:58:29   (   0.30,  61.39) (   0.93,  64.27)  328.69                80
 10/05/2025   23:22:46   (  -0.22,  61.36) (   0.30,  59.11)  257.03                80
 10/06/2025   23:01:15   (  -0.26,  61.37) (  -0.76,  63.68)  262.45                80
 10/08/2025   11:25:41   (   0.18,  61.43) (  -0.48,  58.48)  336.90                80
 10/09/2025   11:04:10   (   0.23,  61.44) (   0.59,  63.05)  183.07                80
 10/10/2025   23:28:25   (  -0.15,  61.41) (   0.68,  57.89)  402.46                80
 10/11/2025   23:06:56   (  -0.19,  61.43) (  -0.45,  62.45)  116.14                80
 10/13/2025   11:31:19   (   0.11,  61.52) (  -0.88,  57.27)  485.54                80
 10/14/2025   11:09:49   (   0.16,  61.53) (   0.20,  61.83)   33.88                80